A July 20 wedding is being planned by Kristin Adam and Adam Bosiljevac, both of Portersville. The bride-to-be is the daughter of David and Marilee Adam of Butler. Parents of the prospective bridegroom are Gerry Bosiljevac of Butler and Patricia Chisholm of Prospect. The bride-elect is a 2006 graduate of Butler High School. She received a bachelor’s degree in biology in 2010 and a master’s degree in secondary education in 2011 from Slippery Rock University. She is employed by Microbac Laboratories in Warrendale. Her fiancÚ graduated in 2000 from Slippery Rock High School and received a bachelor’s in finance in 2007 from Robert Morris University. He is employed by Financial Foresight Group in Pittsburgh.